.center-content{
    background: #f9f9f9 url("../images/border_line.png") top no-repeat;
}
.serach .btn .btn-search{
    width: 128px;
    height: 35px;
    background: url("../images/btn_bg.png")no-repeat;
    background-size: 100% 100%;
}
.course-list{
    margin:30px 0;
}
.course-item{
    margin-bottom: 30px;
    background: #fff;
    padding: 10px;
    border:1px solid #ddd;
}
.course-list .img-box{
    position: relative;
}
.course-list .img-box .kc-logo{
    background: #6aa2de;
    width: 55px;
    height: 20px;
    position: absolute;
    left: 0;
    bottom: 0;
}
.course-item .info{
    margin-left: 50px;
    line-height: 33px;
    color: #666;
}
.course-item .info .title{
    font-weight: bold;
}
.course-item .info .tch{
    display: inline-block;
    width: 80px;
    height: 25px;
    text-align: center;
    line-height: 25px;
    background: #969696;
    color: #fff;
    margin-right: 10px;
}
.course-item .info .status{
    color: #ff7b7b;
    margin-left: 10px;
}
.course-item .oper a,.course-item .oper span{
    margin-left: 30px;
    font-weight: bold;
    color: #2a74cd;
    cursor: pointer;
}
.work-content{
    padding: 20px;
}
.work-content p{
    border-bottom: 1px solid #b4d0ee;
    padding: 10px 0;
}
.detail-head{
    padding:0 20px;
}
.detail-head .intro{
    line-height: 32px;
    margin-left: 50px;
}
.detail-head .intro .title{
   font-weight: bold;
}
.detail-head .intro .price{
    color: #ff7b7b;
}
.detail-head .intro .total{
    display: inline-block;
    background:#dbd9da;
    padding:0 5px;
    height: 20px;
    line-height: 20px;
}
.detail-head .intro .enter{
    background: url("../images/xq-bg.png")no-repeat;
    display: inline-block;
    width: 99px;
    height: 26px;
    color: #fff;
    text-align: center;
    line-height: 26px;
}
.detail-content{
    background:url("../images/border_line.png") top no-repeat;
    margin-top: 20px;
}
.detail-menu{
    padding: 30px 20px;
}
.detail-menu ul{
    font-size: 0;
}
.detail-menu ul li{
    display: inline-block;
    font-size: 14px;
    background: url("../images/xq-bg-1.png")no-repeat;
    height: 40px;
    width: 202px;
    line-height: 40px;
    text-align: center;
    margin-right: 50px;
    color: #ff7b7b;
}
.detail-menu ul li.active{
    background: url("../images/xq-bg-2.png");
    background-size: 100% 100%;
    color: #fff;
}
.catalogue ul li{
    padding:20px 0;
    border-bottom:1px solid #ddd;
    color: #999;
}
.catalogue ul li .name{
    display: inline-block;
    font-weight: bold;
    color: #666;
    width: 80%;
}
.catalogue ul li a{
    display: inline-block;
    width: 100px;
    height: 40px;
    background: #ff7b7b;
    line-height: 40px;
    text-align: center;
    color: #fff;
    border-radius: 5px;
    margin-left: 10px;
}
